用PLC和变频器实现石油气压缩机的自动控制

Automatic Control of Oil-gas Compressor Achieved by PLC and Frequency Converter

介绍了一种用PLC和变频器实现石油气压缩机自动控制的方法,该法可以提高系统的可靠性,增加系统的故障自诊断能力。

A way to achieve the selfcontrol of oil gas compressor by PLC and frequency converter is described. This unit will improve system reliability and increase system fault selfdiagnosis function.